I wasn't aware that smokeless powder leaves any sulphate fouling. Black powder leaves plenty of nasties, particularly potassium compounds.
Type: Posts; User: 6x47
I wasn't aware that smokeless powder leaves any sulphate fouling. Black powder leaves plenty of nasties, particularly potassium compounds.
Yeh, oxidised copper but the interesting thing is that the tracking suggests it wasn't engaged with the rifling at that point?!